74ABT899CQCX ,9-Bit Latchable Transceiver with Parity Generator/Checkerapplications in place of thetransceiver or it can generate/check parity from the 8-bit657 and 373 ( ..
74ABT899CQCX ,9-Bit Latchable Transceiver with Parity Generator/CheckerFunctional DescriptionThe ABT899 has three principal modes of operation whichPin Names Descriptions ..
74ABT899CQCX ,9-Bit Latchable Transceiver with Parity Generator/Checker74ABT899 9-Bit Latchable Transceiver with Parity Generator/CheckerNovember 1992Revised January 1999 ..
74ABT899CSC ,9-Bit Latchable Transceiver with Parity Generator/Checkerapplications in place of theThe ABT899 is a 9-bit to 9-bit parity transceiver with trans-543 and 28 ..
74ABT899CSCX ,9-Bit Latchable Transceiver with Parity Generator/CheckerGeneral Description May be used in systems
74ABT899DB ,9-bit dual latch transceiver with 8-bit parity generator/checker 3-State
74FCT534 ,Octal D Flip-Flop with TRI-STATE Outputsfeatures GTO output control and undershootYTTL/CMOS input and output level compatiblecorrector in a ..
74FCT534 ,Octal D Flip-Flop with TRI-STATE Outputsapplications. A buff- NSC 54/74FCT534 is pin and functionally equivalent toered Clock (CP) and Outp ..
74FR16245QC ,16-Bit Transceiver with 3-STATE Outputsapplications. Current sinking capability is 64 mA A and B output sink capability of 64 mA, sourceon ..
74FR16540 ,16-Bit Buffer/Line Driver with 3-STATE OutputsFeaturesThe 74FR16540 contains sixteen inverting buffers with 3- Inverting buffersSTATE outputs de ..
74FR16540QC ,16-Bit Buffer/Line Driver with 3-STATE OutputsFeaturesThe 74FR16540 contains sixteen inverting buffers with 3- Inverting buffersSTATE outputs de ..
74FR16541SSCX , 16-Bit Buffer/Line-Driver with 3-STATE OutputsFeaturesThe 74FR16541 contains sixteen non-inverting buffers with Non-inverting buffers3-STATE out ..
74ABT899CQC-74ABT899CQCX-74ABT899CSC-74ABT899CSCX
9-Bit Latchable Transceiver with Parity Generator/Checker
74ABT899 9-Bit Latchable Transceiver with Parity Generator/Checker November 1992 Revised January 1999 74ABT899 9-Bit Latchable Transceiver with Parity Generator/Checker � Ability to simultaneously generate and check parity General Description � May be used in systems applications in place of the The ABT899 is a 9-bit to 9-bit parity transceiver with trans- 543 and 280 parent latches. The device can operate as a feed-through � May be used in system applications in place of the transceiver or it can generate/check parity from the 8-bit 657 and 373 (no need to change T/R to check parity) data busses in either direction. � Guaranteed output skew The ABT899 features independent latch enables for the A- to-B direction and the B-to-A direction, a select pin for � Guaranteed multiple output switching specifications ODD/EVEN parity, and separate error signal output pins for � Output switching specified for both 50 pF and checking parity. 250 pF loads � Guaranteed simultaneous switching noise level and Features dynamic threshold performance � Latchable transceiver with output sink of 64 mA � Guaranteed latchup protection � Option to select generate parity and check or � High impedance glitch free bus loading during entire “feed-through” data/parity in directions A-to-B or B-to-A power up and power down cycle � Independent latch enables for A-to-B and B-to-A � Nondestructive hot insertion capability directions � Disable time less than enable time to avoid bus � Select pin for ODD/EVEN parity contention � ERRA and ERRB output pins for parity checking Ordering Code: Order Number Package Number Package Description 74ABT899CSC M28B 28-Lead Small Outline Integrated Circuit (SOIC), MS-013, 0.300” Wide Body 74ABT899CMSA MSA28 28-Lead Shrink Small Outline Package (SSOP), EIAJ TYPE II, 5.3mm Wide 74ABT899CQC V28A 28-Lead Plastic Lead Chip Carrier (PLCC), JEDEC MO-047, 0.450” Square Devices also available in Tape and Reel. Specify by appending suffix letter “X” to the ordering code. Pin Assignment for Connection Diagrams SOIC and SSOP Pin Assignment for PLCC © 1999 DS011509.prf
